The answer is A. They produce food by photosynthesis.
The function of leaves is taken on by stems of such cacti.
The bronchioles directly connect the bronchi and alveoli.
Answer:
It's a row of chemical elements
Answer:
Global Warming
Explanation:
First, glaciers and ice sheets worldwide are melting and adding water to the ocean. Second, the volume of the ocean is expanding as the water warms. This shift of liquid water from land to ocean is largely due to groundwater pumping.
